diff --git a/src-tauri/src/models/connection.rs b/src-tauri/src/models/connection.rs
index 9b778585fe..df58ea021a 100644
--- a/src-tauri/src/models/connection.rs
+++ b/src-tauri/src/models/connection.rs
@@ -76,6 +76,7 @@ impl ConnectionConfig {
     }
 
     pub fn redacted_connection_url_with_host(&self, host: &str, port: u16) -> String {
+        let host = bracket_ipv6(host);
         let db_part = self
             .database
             .as_deref()
@@ -118,6 +119,7 @@ impl ConnectionConfig {
     }
 
     pub fn connection_url_with_host(&self, host: &str, port: u16) -> String {
+        let host = bracket_ipv6(host);
         let db_part = self
             .database
             .as_deref()
@@ -206,6 +208,14 @@ fn encode_url_part(value: &str) -> String {
     utf8_percent_encode(value, NON_ALPHANUMERIC).to_string()
 }
 
+fn bracket_ipv6(host: &str) -> String {
+    if host.contains(':') && !host.starts_with('[') {
+        format!("[{host}]")
+    } else {
+        host.to_string()
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use super::{ConnectionConfig, DatabaseType};